/*
 * Copyright 2010 Katsunori Koyanagi
 *
 * Licensed under the Apache License, Version 2.0 (the "License"); you may not
 * use this file except in compliance with the License. You may obtain a copy of
 * the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
 * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
 * License for the specific language governing permissions and limitations under
 * the License.
 */

package sweezy.anim.timer
{
	import flash.events.TimerEvent;
	import flash.utils.Timer;
	import flash.utils.getTimer;
	import sweezy.anim.core.ITimer;

	public class TimerEventTimer extends TimerBase implements ITimer
	{

		private var _interval:uint;

		private var _timer:Timer;

		public function TimerEventTimer(interval:uint = 0)
		{
			if (interval === 0)
			{
				_interval = 10;
			}
			else
			{
				_interval = interval;
			}
		}

		override protected function onDestroy():void
		{
			_timer.removeEventListener(TimerEvent.TIMER, timerHandler);
			_timer.stop();
			_timer = null;
		}

		override protected function onInitialize():void
		{
			_timer = new Timer(_interval);
			_timer.addEventListener(TimerEvent.TIMER, timerHandler);
			_timer.start();
		}

		private function timerHandler(e:TimerEvent):void
		{
			_client.tick(_time = getTimer());
			e.updateAfterEvent();
		}
	}
}
